Grammar and UsageGrammar and Usage• The Past Perfect Tense &• The Present Perfect Tense• When we want to talk about past actions, we often use the Simple Past Tense ( V+ ed)• 当我们谈论过去的动作或状态时,我们常用一般过去时:• 同学们能说出下列动词的过去式 与过去分词吗?• build blow catch buy choose cut cost • Come do go drive eat fall meet pay• Read ring rise send sing sit feel What did you do yesterday? I enjoy shopping in the supermarket. Yesterday evening, I _______ ( go ) shopping near my home. I ______(be) busy all day long. So it _____ (be) a good chance for me to relax myself.I enjoy shopping in the supermarket. Yesterday evening, I _______ ( go ) shopping near my home. I ______(be) busy all day long. So it _____ (be) a good chance for me to relax myself.There ____ (be) many people in the supermarket. Since I _____(have) enough time, I ______(feel) at ease. I ______(walk) here and there to see whether there _____(be) something I need. I ____ (fill) my basket with all the goods I chose.There ____ (be) many people in the supermarket. Since I _____(have) enough time, I ______(feel) at ease. I ______(walk) here and there to see whether there _____(be) something I need. I ____ (fill) my basket with all the goods I chose.What did you do yesterday? I _____(take) all my things with me. I ______ (decide) to go home by taxi.I _____(take) all my things with me. I ______ (decide) to go home by taxi.At the moment, a guide( 保安 )_____(stop) me and ____(tell) me that I ______(not pay). I felt very sorry that I ______(forget) it. I said I _____(think) I ______(do) it before I came out of the door.At the moment, a guide( 保安 )_____(stop) me and ____(tell) me that I ______...